Question

MULTIPLE CHOICE TEST:
oice
Read each item carefully and choose the letter of the correct answer!
Write your answer on a piece of paper,
1. How do sound waves travel in the human edra
Ai Ear drum – outer ear-ear canal
Durerear ear canal
eardrum
Bi Quter ear - ear drum - ear canal
D. Eur canal-outer ean-
eardrum
2. Whof happens to the vocal cord when ai passes through the slita
A The vocol cord produces sound,
Cute Modal cord collects
the air
B. The vocal cord Vibrates
D The vocal cord traps the
sound.
3. Vn what ban of the body does the sound produced
Aynx B. Pharynx on Mouth
DI Nostrils
14. What is the mathematical equation of the relationship between speed
wavelength, and Frequency of a sound wavea
Bu ve m/s
V. THE
D.f=N/m
5. What happens to the eardrum as the soundwoves enter the ear?
AWAGEUSEShe oncom To Wonore
BAVA OCUses the eardrum to receive sound.​

Answer 1

Answer:

1. Answer-D

2. Answer - B

3. Answer - A Larynx

4. Answer - D